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. 2021 Jan 19;21:48. doi: 10.1186/s12886-021-01807-8

Table 2.

Changes in visual acuity and diopter before and after SMILE surgery

Parameter Preoperative Postoperative
2 days 1 month 3 months
UCVA
 logMAR 1.10 0 − 0.08 − 0.08
  ≥ 20/25 0% 83.64% 98.18% 100%
  ≥ 20/20 0% 52.73% 83.64% 87.27%
BCVA
 logMAR −0.18 −0.18 − 0.18
  ≥ 20/25 100% 100% 100%
  ≥ 20/20 100% 96.36% 98.18%
SE(D) −6.48 ± 1.46 −0.25 −0.25
Cylinder(D) −2.41 ± 0.54 0 0

D Diopter, UCVA Uncorrected distance visual acuity, BCVA Best corrected distance visual acuity